GB1532507A - Method and apparatus for producing one or more hollow sand cores suitable for casting moulds - Google Patents

Method and apparatus for producing one or more hollow sand cores suitable for casting moulds

Info

Publication number
GB1532507A
GB1532507A GB25237/76A GB2523776A GB1532507A GB 1532507 A GB1532507 A GB 1532507A GB 25237/76 A GB25237/76 A GB 25237/76A GB 2523776 A GB2523776 A GB 2523776A GB 1532507 A GB1532507 A GB 1532507A
Authority
GB
United Kingdom
Prior art keywords
sand
pipe
cavity
core box
june
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB25237/76A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dansk Industri Syndikat AS
Dansk Landbrugs Grovvareselskab AMBA
Original Assignee
Dansk Industri Syndikat AS
Dansk Landbrugs Grovvareselskab AMBA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dansk Industri Syndikat AS, Dansk Landbrugs Grovvareselskab AMBA filed Critical Dansk Industri Syndikat AS
Publication of GB1532507A publication Critical patent/GB1532507A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A61C13/0003—Making bridge-work, inlays, implants or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
    • B22C15/20—Compacting by centrifugal forces only, e.g. in sand slingers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
    • B22C15/23—Compacting by gas pressure or vacuum
    • B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Casting Devices For Molds (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Mold Materials And Core Materials (AREA)
GB25237/76A 1975-06-27 1976-06-17 Method and apparatus for producing one or more hollow sand cores suitable for casting moulds Expired GB1532507A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK292075A DK146023C (da) 1975-06-27 1975-06-27 Fremgangsmaade ved og apparat til fremstilling af hule sandkaerner til brug i stoebeforme

Publications (1)

Publication Number Publication Date
GB1532507A true GB1532507A (en) 1978-11-15

Family

ID=8117138

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25237/76A Expired GB1532507A (en) 1975-06-27 1976-06-17 Method and apparatus for producing one or more hollow sand cores suitable for casting moulds

Country Status (15)

Country Link
US (1) US4390056A (da)
JP (1) JPS5217328A (da)
BE (1) BE843464A (da)
CA (1) CA1063772A (da)
CH (1) CH620382A5 (da)
DD (1) DD124956A5 (da)
DE (1) DE2628390C2 (da)
DK (1) DK146023C (da)
ES (1) ES449289A1 (da)
FR (1) FR2317029A1 (da)
GB (1) GB1532507A (da)
NL (1) NL163975C (da)
PL (1) PL106562B1 (da)
SE (1) SE7607327L (da)
ZA (1) ZA763730B (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2833999C2 (de) * 1978-08-03 1981-11-19 Eugen Dipl.-Ing. 8871 Burtenbach Bühler Verfahren und Vorrichtung zur Herstellung von Gießformen und -kernen
JPS58190268A (ja) * 1982-04-27 1983-11-07 Matsushita Electric Ind Co Ltd 電動機
US4628983A (en) * 1985-01-29 1986-12-16 Hpm Corporation Method and apparatus for making hollow sheel cores with controlled gas flow
ES2012702A6 (es) * 1989-04-06 1990-04-01 Erana Agustin Arana Mejoras en maquinas de moldeo de cajas de arena por impacto de aire.
DK170988B1 (da) * 1992-06-10 1996-04-15 Dansk Ind Syndikat Fremgangsmåde og formmaskine til fremstilling af støbeforme eller støbeformparter af formsand
US5299622A (en) * 1992-12-04 1994-04-05 Tooling & Equipment International, Inc. Sand injector retainer insert
US5785107A (en) * 1995-12-29 1998-07-28 Georg Fischer Disa, Inc. Apparatus and method for producing multiple cores
US5715885A (en) * 1995-12-29 1998-02-10 Georg Fischer Disa, Inc. Apparatus and method for cleaning core box vents
US5787957A (en) * 1996-06-28 1998-08-04 Georg Fischer Disa, Inc. Apparatus and methods for injecting and gassing of sand
DE10153719B4 (de) * 2001-10-31 2005-07-28 Siempelkamp Giesserei Gmbh & Co. Kg Verfahren zum Gießen von Bohrungen in dickwandigen Gussteilen und dafür geeigneter Gießkern
US8091608B2 (en) * 2009-05-15 2012-01-10 GM Global Technology Operations LLC Method of forming a hollow sand core
ITMI20132131A1 (it) * 2013-12-19 2015-06-20 Heraeus Kulzer Gmbh Procedimento di stratificazione sopra un'interfaccia sagomata per la realizzazione di sovrastrutture di tipo migliorato per protesi e sovrastruttura per protesi dentale realizzata con questo procedimento

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK3301C (da) * 1900-08-13 Henry Reason Anordninger ved elektriske Maaleapparater.
US2563643A (en) * 1948-06-09 1951-08-07 Ranek Joseph P De Process for making cores
SU121229A1 (ru) * 1958-12-12 1959-11-30 В.И. 1 Руднев Устройство дл производства оболочковых стержней
US3457986A (en) * 1966-05-06 1969-07-29 Robert S L Andrews Apparatus for continuous centrifugal casting of tubular metal articles
GB1277407A (en) * 1968-10-10 1972-06-14 Foseco Int Lining of ingot mould and head boxes
US3606159A (en) * 1969-07-07 1971-09-20 North American Rockwell Multi-spray device
JPS4830210A (da) * 1971-08-23 1973-04-21
US3798726A (en) * 1972-01-27 1974-03-26 G Dudley Metered coolant valve
US4020195A (en) * 1972-06-27 1977-04-26 Societe Generale De Fonderie Method for enamelling the edges of sanitary articles
JPS5118755B2 (da) * 1972-08-10 1976-06-11
US4105725A (en) * 1972-11-21 1978-08-08 Liquid Carbonic Canada Ltd. Saturated liquid/vapor generating and dispensing
US3989089A (en) * 1973-09-21 1976-11-02 Hitachi Metals, Ltd. Hollow core molding device for use in shell mold
JPS5057919A (da) * 1973-09-26 1975-05-20
US4002196A (en) * 1974-01-11 1977-01-11 Katsutoshi Inadama Method for forming an equalized layer to a shaping surface of a mold

Also Published As

Publication number Publication date
CH620382A5 (da) 1980-11-28
FR2317029A1 (fr) 1977-02-04
FR2317029B1 (da) 1979-04-06
DD124956A5 (da) 1977-03-23
NL7606796A (nl) 1976-12-29
ZA763730B (en) 1977-05-25
US4390056A (en) 1983-06-28
DK146023C (da) 1983-10-24
DK292075A (da) 1976-12-28
CA1063772A (en) 1979-10-09
BE843464A (fr) 1976-10-18
JPS567452B2 (da) 1981-02-18
NL163975C (nl) 1980-11-17
DE2628390A1 (de) 1977-01-13
JPS5217328A (en) 1977-02-09
DE2628390C2 (de) 1982-09-23
PL106562B1 (pl) 1979-12-31
SE7607327L (sv) 1976-12-28
DK146023B (da) 1983-05-30
ES449289A1 (es) 1977-07-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee